Trigger Trigger
Trigger Certified

Trigger on new or updated GCS objects

yaml
type: io.kestra.plugin.gcp.gcs.Trigger
yaml
id: gcs_listen
namespace: company.team

tasks:
  - id: each
    type: io.kestra.plugin.core.flow.ForEach
    values: "{{ trigger.blobs | jq('.[].uri') }}"
    tasks:
      - id: return
        type: io.kestra.plugin.core.debug.Return
        format: "{{ taskrun.value }}"

triggers:
  - id: watch
    type: io.kestra.plugin.gcp.gcs.Trigger
    interval: "PT5M"
    from: gs://my-bucket/kestra/listen/
    action: MOVE
    moveDirectory: gs://my-bucket/kestra/archive/

yaml
id: gcs_listen
namespace: company.team

tasks:
  - id: each
    type: io.kestra.plugin.core.flow.EachSequential
    values: "{{ trigger.blobs | jq('.[].uri') }}"
    tasks:
      - id: return
        type: io.kestra.plugin.core.debug.Return
        format: "{{ taskrun.value }}"
      - id: delete
        type: io.kestra.plugin.gcp.gcs.Delete
        uri: "{{ taskrun.value }}"

triggers:
  - id: watch
    type: io.kestra.plugin.gcp.gcs.Trigger
    interval: "PT5M"
    from: gs://my-bucket/kestra/listen/
    action: NONE
Properties
Possible Values
MOVEDELETENONE
Defaultfalse
Definitions
Example
yaml
id: schedule_condition_datetimebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute once every 5 minutes after the date 2025-12-31T23:59:59Z"

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DateTimeBetween
        date: "{{ trigger.date }}"
        after: "2025-12-31T23:59:59Z"

yaml
id: schedule_condition_datetimebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will be executed once every 5 minutes between the before and after dates"

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DateTimeBetween
        date: "{{ trigger.date }}"
        after: "2025-01-01T00:00:00Z"
        before: "2025-12-31T23:59:59Z"
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DateTimeBetweenio.kestra.core.models.conditions.types.DateTimeBetweenConditionio.kestra.plugin.core.condition.DateTimeBetweenCondition
afterstring
beforestring
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_dayweek
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on Mondays at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DayWeek
        dayOfWeek: "MONDAY"
dayOfWeek*Requiredstring
Possible Values
MONDAYTUESDAYWEDNESDAYTHURSDAYFRIDAYSATURDAYSUNDAY
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DayWeekio.kestra.core.models.conditions.types.DayWeekConditionio.kestra.plugin.core.condition.DayWeekCondition
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_dayweekinmonth
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the first Monday of the month at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.DayWeekInMonth
        dayOfWeek: "MONDAY"
        dayInMonth: FIRST
dayInMonth*Requiredstring
Possible Values
FIRSTLASTSECONDTHIRDFOURTH
dayOfWeek*Requiredstring
Possible Values
MONDAYTUESDAYWEDNESDAYTHURSDAYFRIDAYSATURDAYSUNDAY
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.DayWeekInMonthio.kestra.plugin.core.condition.DayWeekInMonthConditionio.kestra.core.models.conditions.types.DayWeekInMonthCondition
datestring
Default{{ trigger.date }}
Example
yaml
id: flow_condition_executionflow
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when flow `flow_a` of namespace `company.team` enters RUNNING state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionFlow
        flowId: flow_a
        namespace: company.team
    states:
      - RUNNING
flowId*Requiredstring
namespace*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionFlowio.kestra.plugin.core.condition.ExecutionFlowConditionio.kestra.core.models.conditions.types.ExecutionFlowCondition
Example
yaml
id: flow_condition_executionlabels
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when flow with specified labels enters FAILED state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionLabels
        labels:
          owner: john.doe
          env: prod
    states:
      - FAILED
labels*Requiredarrayobject
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionLabelsio.kestra.core.models.conditions.types.ExecutionLabelsConditionio.kestra.plugin.core.condition.ExecutionLabelsCondition
Example
yaml
id: flow_condition_executionnamespace
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow within `company.engineering` namespace enters RUNNING state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionNamespace
        namespace: company.engineering
        comparison: PREFIX
    states:
      - RUNNING
namespace*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionNamespaceio.kestra.core.models.conditions.types.ExecutionNamespaceConditionio.kestra.plugin.core.condition.ExecutionNamespaceCondition
comparisonstring
Possible Values
EQUALSPREFIXSUFFIX
prefixbooleanstring
Defaultfalse
Example
yaml
id: flow_condition_executionoutputs
namespace: company.team

tasks:
  - id: upstream_outputs
    type: io.kestra.plugin.core.log.Log
    message: hello from a downstream flow

triggers:
  - id: condition_on_flow_execution_outputs
    type: io.kestra.plugin.core.trigger.Flow
    states:
      - SUCCESS
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionOutputs
        expression: "{{ trigger.outputs.flow_a_output == 'hello' }}"
expression*Requiredbooleanstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionOutputsio.kestra.core.models.conditions.types.ExecutionOutputsConditionio.kestra.plugin.core.condition.ExecutionOutputsCondition
Example
yaml
id: flow_condition_executionstatus
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow enters FAILED or KILLED state."

triggers:
  - id: flow_trigger
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.ExecutionStatus
        in:
          - FAILED
          - KILLED
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.ExecutionStatusio.kestra.core.models.conditions.types.ExecutionStatusConditionio.kestra.plugin.core.condition.ExecutionStatusCondition
inarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
notInarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Example
yaml
id: myflow
namespace: company.team

tasks:
  - id: hello
    type: io.kestra.plugin.core.log.Log
    message: Average value has gone below 10

triggers:
  - id: expression_trigger
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/1 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Expression
        expression: "{{ kv('average_value') < 10 }}"
expression*Requiredstring
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Expressionio.kestra.plugin.core.condition.ExpressionConditionio.kestra.core.models.conditions.types.VariableCondition
Example
yaml
id: flow_condition_hasretryattempt
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute when any flow task on retry enters a specific state(s)."

triggers:
  - id: flow_condition
    type: io.kestra.plugin.core.trigger.Flow
    conditions:
      - type: io.kestra.plugin.core.condition.HasRetryAttempt
        in:
          - FAILED
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.HasRetryAttemptio.kestra.plugin.core.condition.HasRetryAttemptConditionio.kestra.core.models.conditions.types.HasRetryAttemptCondition
inarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
notInarray
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Example
yaml
id: schedule_condition_not
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute on all days except Sunday at 11am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Not
        conditions:
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "SUNDAY"
conditions*Required
Min items1
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Notio.kestra.core.models.conditions.types.NotConditionio.kestra.plugin.core.condition.NotCondition
Example
yaml
id: schedule_condition_or
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute on Sundays and Mondays at 11am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Or
        conditions:
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "MONDAY"
          - type: io.kestra.plugin.core.condition.DayWeek
            dayOfWeek: "SUNDAY"
conditions*Required
Min items1
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Orio.kestra.core.models.conditions.types.OrConditionio.kestra.plugin.core.condition.OrCondition
Example
yaml
id: schedule_condition_public-holiday
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the public holidays of France at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.PublicHoliday
        country: FR

yaml
id: schedule-condition-work-days
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on the work days of France at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Not
        conditions:
          - type: io.kestra.plugin.core.condition.PublicHoliday
            country: FR
          - type: io.kestra.plugin.core.condition.Weekend
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.PublicHolidayio.kestra.plugin.core.condition.PublicHolidayConditionio.kestra.core.models.conditions.types.PublicHolidayCondition
countrystring
datestring
Default{{ trigger.date}}
subDivisionstring
Example
yaml
id: schedule_condition_timebetween
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute every 5 minutes between 4pm and 8pm."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "*/5 * * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.TimeBetween
        after: "16:00:00+02:00"
        before: "20:00:00+02:00"
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.TimeBetweenio.kestra.plugin.core.condition.TimeBetweenConditionio.kestra.core.models.conditions.types.TimeBetweenCondition
afterstring
beforestring
datestring
Default{{ trigger.date }}
Example
yaml
id: schedule_condition_weekend
namespace: company.team

tasks:
  - id: log_message
    type: io.kestra.plugin.core.log.Log
    message: "This flow will execute only on weekends at 11:00 am."

triggers:
  - id: schedule
    type: io.kestra.plugin.core.trigger.Schedule
    cron: "0 11 * * *"
    conditions:
      - type: io.kestra.plugin.core.condition.Weekend
type*Requiredobject
Possible Values
io.kestra.plugin.core.condition.Weekendio.kestra.plugin.core.condition.WeekendConditionio.kestra.core.models.conditions.types.WeekendCondition
datestring
Default{{ trigger.date }}
DefaultPT1M
Formatduration
DefaultDIRECTORY
Possible Values
RECURSIVEDIRECTORY
Default25
DefaultCREATE_OR_UPDATE
Possible Values
CREATEUPDATECREATE_OR_UPDATE
SubTypestring
Default["https://www.googleapis.com/auth/cloud-platform"]
SubTypestring
Possible Values
CREATEDSUBMITTEDRUNNINGPAUSEDRESTARTEDKILLINGSUCCESSWARNINGFAILEDKILLEDCANCELLEDQUEUEDRETRYINGRETRIEDSKIPPEDBREAKPOINTRESUBMITTED
Definitions
changeTypestring
Possible Values
CREATEUPDATE
bucketstring
cacheControlstring
componentCountinteger
contentDispositionstring
contentEncodingstring
contentLanguagestring
contentTypestring
crc32cstring
createTimestring
Formatdate-time
customTimestring
Formatdate-time
deleteTimestring
Formatdate-time
etagstring
eventBasedHoldboolean
generatedIdstring
isDirectoryboolean
kmsKeyNamestring
md5string
mediaLinkstring
metaGenerationinteger
metadataobject
SubTypestring
namestring
retentionExpirationTimeinteger
selfLinkstring
sizeinteger
temporaryHoldboolean
timeStorageClassUpdatedstring
Formatdate-time
updateTimestring
Formatdate-time
uristring
Formaturi